[PATCH] Document the --no-gui option in difftool

DORMANTno replies

From: Denton Liu <hidden>
Date: 2017-02-06 03:41:32
Subsystem: documentation, the rest · Maintainers: Jonathan Corbet, Linus Torvalds

Prior to this, the `--no-gui` option was not documented in the manpage.
This commit introduces this into the manpage

Signed-off-by: Denton Liu <redacted>
---
 Documentation/git-difftool.txt | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/git-difftool.txt b/Documentation/git-difftool.txt
index 224fb3090..a2661d9cc 100644
--- a/Documentation/git-difftool.txt
+++ b/Documentation/git-difftool.txt
@@ -87,9 +87,11 @@ instead.  `--no-symlinks` is the default on Windows.
 
 -g::
 --gui::
+--no-gui::
 	When 'git-difftool' is invoked with the `-g` or `--gui` option
 	the default diff tool will be read from the configured
-	`diff.guitool` variable instead of `diff.tool`.
+	`diff.guitool` variable instead of `diff.tool`. The `--no-gui`
+	option can be used to override this setting.
 
 --[no-]trust-exit-code::
 	'git-difftool' invokes a diff tool individually on each file.
-- 
2.12.0.rc0.208.g81c5d00b2
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